package sshexample;

import com.jcraft.jsch.*;
import java.io.*;

public class SSHexample
{
public static void main(String[] args)
{
    String user = "user";
    String password = "password";
    String host = "192.168.100.103";
    int port=22;
    try
    {
        JSch jsch = new JSch();
        Session session = jsch.getSession(user, host, port);
        session.setPassword(password);
        session.setConfig("StrictHostKeyChecking", "yes");
        System.out.println("Establishing Connection...");
        session.connect();
        System.out.println("Connection established.");
        System.out.println("Crating SFTP Channel.");
        ChannelSftp sftpChannel = (ChannelSftp) session.openChannel("sftp");
        sftpChannel.connect();
}catch(Exception e) {
e.printStackTrace();
}
}

hostname,10.1.1.120, ssh-rsa AAAAC3NzaC1yc2EAAAADAQABAAABAQCi5b647581SwC0uUDQw1ENjKSz3rhJMRRZEgIjHylvF4fbuAEzj645YoAf9SItb51MhetFAJrq98jYsHpedSm3IoMG+aR/P1CjsBz1RtJKlfR2NfYDCZ7Dyx11P8FnJbwbYif/GeG0xEujekwF1pyL0tNPmf0H4/GPR4mwrv/llGlB3Lo3BzxrGtl4f4X/oSHDoo7FrQkDwqOfeSM++3vPPHxyVO5zhFJ5u9f7M/uuxUeHS+YS5JWAI7NLXKgbiM9dluGzZU/6Awo3ux4x5ojL+kf29JEVxK+o6GfW2bIW+LhgIGZNThnN5nHzBVfNNHvQ7KC5ic0h2z2gbVpwJr1h

ssh-keyscan -t rsa 10.1.1.120

192.168.0.1 ssh-rsa
AAAAC3NzaC1yc2EAAAADAQABAAABAQCi5b647581SwC0uUDQw1ENjKSz3rhJMRRZEgIjHylvF4fbuAEzj645YoAf9SI
tb51MhetFAJrq98jYsHpedSm3IoMG+aR/P1CjsBz1RtJKlfR2NfYDCZ7Dyx11P8FnJbwbYif
/GeG0xEujekwF1pyL0tNPmf0H4/GPR4mwrv/llGlB3Lo3BzxrGtl4f4X
/oSHDoo7FrQkDwqOfeSM++3vPPHxyVO5zhFJ5u9f7M/uuxUeHS+YS5JWAI7NLXKgbiM9dluGzZU
/6Awo3ux4x5ojL+kf29JEVxK+o6GfW2bIW+LhgIGZNThnN5nHzBVfNNHvQ7KC5ic0h2z2gbVpwJr1h

session=null;
com.jcraft.jsch.Channel channel =null;
try{
    ssh=new JSch();
    ssh.setKnownHosts("test");
    session=ssh.getSession(userTextField.getText(),ip,22);
    session.setPassword(passwordField1.getText());

    System.out.println(session.getHostKey());
    session.connect();
    channel=session.openChannel("sftp");
    channel.connect();
    ChannelSftp sftp=(ChannelSftp) channel;
    System.out.println(sftp.getHome());
    for (Object o : sftp.ls(sftp.getHome())) {
        System.out.println(((ChannelSftp.LsEntry)o).getFilename());
    }

    } catch (JSchException e1) {
        e1.printStackTrace();
        addHost(session.getHostKey().getKey());
    } catch (SftpException e1) {
        e1.printStackTrace();
    }
}

private void addHost(String key){
    try {
        FileWriter tmpwriter=new FileWriter("test",true);

            tmpwriter.append(ip + " ssh-rsa " + key+"n");
            System.out.println(ip + " ssh-rsa " + key);

        tmpwriter.flush();
        tmpwriter.close();

    } catch (IOException e) {
        e.printStackTrace();
    }
}

user/.ssh/known_hosts

config-service:
    image: <host>/<bla>-config-service:<version>
    hostname: config-service
    ports:
        - 3000:3000
    depends_on:
        - discovery
    environment:
        - CONSUL_HOST=discovery
        - CONSUL_PORT=<port>
        - CONFIG_GIT_URI=git@<host>:<group>/<repository>.git
        - CONFIG_GIT_BRANCH=development
    volumes:
        - ~/.ssh/:/root/.ssh/:ro

chcon -Rt svirt_sandbox_file_t ~/.ssh